Question:
When zinc metal is treated with a dilute solution of a strong acid, a gas is evolved which is utilised in the hydrogenation of oils. Name the gas evolved.
Write the chemical equation of the reaction involved and also write a test to detect the gas formed.
Solution:
The gas evoloved is hydrogen. The gas burns brightly with a pop sound when a burning splinter is brought in its contact. This causes the
hydrogenation of edible liquid oils to form solid fats also called Vanaspati ghee.